Low-Profile T8 Troffer - Take Three Lighting
LPT
Low-Profile T8 Troffer
2x2 | 2x4
SPECIFICATIONS •• Housing – 22-gauge die-formed C.R.S. •• Door Frame – 22-gauge C.R.S., offset mitered corners, cam latches, and T-style hinges. •• Shielding – Acrylic, pattern #12, .125” thick prismatic lens. •• Finish – 92% minimum average reflective white polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion.
EXAMPLE
LP T
-
t
SERIES
2 4 t t
NOM. NOM. W. L.
-
3 32 t
-
t
TOTAL WATTAGE/ LAMPS TYPE
•• Electrical – Electronic ballast standard, instant start T8, rated Class P. •• Mounting – NEMA Type “G” standard. For flange installations use the Drywall Kit (DFK), ordered separately, see page 237. •• Labels – UL/CUL listed as recessed fluorescent luminaire suitable for dry or damp locations.
S A12125 t
-
OP TIONS
t
-
E B3
t
-
t
DOOR SHIELDING OPTIONS FRAME
BALLAST TYPE
SERIES
OPTIONS Low-Profile T8 Troffer
NOMINAL WIDTH 2
2’
NOMINAL LENGTH 2 4
2’ 4’ 1
TOTAL LAMPS LAMP WATTAGE/TYPE 2x2 LAMP OPTIONS 17 2’, 17-watt T8 32U 2’, U-bent, 32-watt T8, 6” leg spacing (2 lamps maximum) 2x4 LAMP OPTIONS 32 4’, 32-watt T8
DOOR FRAME White flat steel
SHIELDING A12125 A12100 A19156 PC1SS PC2SS
For generic EM ballast options, see page 231. F338 6’, 3/8” flex, 3-conductor, No. 18 AWG F348 6’, 3/8” flex, 4-conductor, No. 18 AWG EQCLIPS Earthquake clips (4 per fixture) MS9 1 Master/Satellite, 9’ Flex Whip 1 MS111 Master/Satellite, 11’ Flex Whip 1 Consult factory for other lengths and availability.
Our “USA Proud” Low-Profile Troffer (LPT) is the ideal solution for restricted plenum applications. Boasting an array of features including offset mitered corners, lens options, hassle-free maintenance, and optical efficiency of nearly 83%, the LPT provides both quality and economy in a high-demand fixture. •• This fixture is proudly made in the USA.
http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf
BALLAST TYPE
2, 3, or 4
S
t
VOLTAGE
FEATURES
ORDERING INFORMATION LPT
UNV
Acrylic, pattern #12, .125” thick (standard) Acrylic, pattern #12, .100” thick Acrylic, pattern #19, .156” thick Parabolic louver, silver styrene, nominal 1/2” x 1/2” x 1/2” Parabolic louver, silver styrene, nominal 1-1/2” x 1-1/2” x 1”
See page 230 for complete ballast offering. EB2 2-lamp electronic ballast EB3 3-lamp electronic ballast EB4 4-lamp electronic ballast EB2/1 (1) 2-lamp and (1) 1-lamp electronic ballast EB2/2 (2) 2-lamp electronic ballasts
32U Lamps
VOLTAGE 120 277 UNV 347
120V 277V 120-277V 347V
3-7/16”
23-13/16”
T8 Lamps
QUANTITY ESTIMATOR Item #: LPT-24-332-SA12125 Room Size ± 40 fc. 15’ x 15’ (225 sq. ft.) 2 30’ x 30’ (900 sq. ft.) 6 50’ x 50’ (2,500 sq. ft.) 16
± 60 fc. 3 9 25
± 80 fc. 4 12 30
Calculations based on standard reflectance of 80/50/20 and a light loss factor of .85 with a 9’-0” ceiling height. Note: Test performed using amalgam lamps in a still air environment at an ambient temperature of 25ºC.
www.hewilliams.com
Information contained herein is subject to change without notice.
LGV30827.030512JJ
Troffers |
35
Low-Profile T8 Troffer
2x2 | 2x4
SPECIFICATIONS •• Housing – 22-gauge die-formed C.R.S. •• Door Frame – 22-gauge C.R.S., offset mitered corners, cam latches, and T-style hinges. •• Shielding – Acrylic, pattern #12, .125” thick prismatic lens. •• Finish – 92% minimum average reflective white polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion.
EXAMPLE
LP T
-
t
SERIES
2 4 t t
NOM. NOM. W. L.
-
3 32 t
-
t
TOTAL WATTAGE/ LAMPS TYPE
•• Electrical – Electronic ballast standard, instant start T8, rated Class P. •• Mounting – NEMA Type “G” standard. For flange installations use the Drywall Kit (DFK), ordered separately, see page 237. •• Labels – UL/CUL listed as recessed fluorescent luminaire suitable for dry or damp locations.
S A12125 t
-
OP TIONS
t
-
E B3
t
-
t
DOOR SHIELDING OPTIONS FRAME
BALLAST TYPE
SERIES
OPTIONS Low-Profile T8 Troffer
NOMINAL WIDTH 2
2’
NOMINAL LENGTH 2 4
2’ 4’ 1
TOTAL LAMPS LAMP WATTAGE/TYPE 2x2 LAMP OPTIONS 17 2’, 17-watt T8 32U 2’, U-bent, 32-watt T8, 6” leg spacing (2 lamps maximum) 2x4 LAMP OPTIONS 32 4’, 32-watt T8
DOOR FRAME White flat steel
SHIELDING A12125 A12100 A19156 PC1SS PC2SS
For generic EM ballast options, see page 231. F338 6’, 3/8” flex, 3-conductor, No. 18 AWG F348 6’, 3/8” flex, 4-conductor, No. 18 AWG EQCLIPS Earthquake clips (4 per fixture) MS9 1 Master/Satellite, 9’ Flex Whip 1 MS111 Master/Satellite, 11’ Flex Whip 1 Consult factory for other lengths and availability.
Our “USA Proud” Low-Profile Troffer (LPT) is the ideal solution for restricted plenum applications. Boasting an array of features including offset mitered corners, lens options, hassle-free maintenance, and optical efficiency of nearly 83%, the LPT provides both quality and economy in a high-demand fixture. •• This fixture is proudly made in the USA.
http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf http:/ www.hewil iams.com/lighting+guide/iconography.pdf
BALLAST TYPE
2, 3, or 4
S
t
VOLTAGE
FEATURES
ORDERING INFORMATION LPT
UNV
Acrylic, pattern #12, .125” thick (standard) Acrylic, pattern #12, .100” thick Acrylic, pattern #19, .156” thick Parabolic louver, silver styrene, nominal 1/2” x 1/2” x 1/2” Parabolic louver, silver styrene, nominal 1-1/2” x 1-1/2” x 1”
See page 230 for complete ballast offering. EB2 2-lamp electronic ballast EB3 3-lamp electronic ballast EB4 4-lamp electronic ballast EB2/1 (1) 2-lamp and (1) 1-lamp electronic ballast EB2/2 (2) 2-lamp electronic ballasts
32U Lamps
VOLTAGE 120 277 UNV 347
120V 277V 120-277V 347V
3-7/16”
23-13/16”
T8 Lamps
QUANTITY ESTIMATOR Item #: LPT-24-332-SA12125 Room Size ± 40 fc. 15’ x 15’ (225 sq. ft.) 2 30’ x 30’ (900 sq. ft.) 6 50’ x 50’ (2,500 sq. ft.) 16
± 60 fc. 3 9 25
± 80 fc. 4 12 30
Calculations based on standard reflectance of 80/50/20 and a light loss factor of .85 with a 9’-0” ceiling height. Note: Test performed using amalgam lamps in a still air environment at an ambient temperature of 25ºC.
www.hewilliams.com
Information contained herein is subject to change without notice.
LGV30827.030512JJ
Troffers |
35
